Home / 199,296,565.20-298,944,847.80-113,203,123.20

Finding the Fourth Proportional to 199,296,565.20, 298,944,847.80 and 113,203,123.20

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Solution

The fourth proportional to 199,296,565.20, 298,944,847.80 and 113,203,123.20 is: 169,804,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,296,565.20 : 298,944,847.80 = 113,203,123.20 : x
  2. Step 2: Convert to fraction form
    199,296,565.20/298,944,847.80 = 113,203,123.20/x
  3. Step 3: Cross multiply
    199,296,565.20x = 298,944,847.80 × 113,203,123.20
  4. Step 4: Simplify right side
    199,296,565.20x = 33,841,490,435,508,652
  5. Step 5: Solve for x
    x = 33,841,490,435,508,652/199,296,565.20
  6. Step 6: Final answer
    x = 169,804,684.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.